121 lines
4.2 KiB
Dart
121 lines
4.2 KiB
Dart
import 'dart:async';
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import '../src/inappwebview_platform.dart';
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import 'headless_inappwebview_manager.dart';
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import 'web_platform_manager.dart';
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import 'package:flutter_web_plugins/flutter_web_plugins.dart';
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import 'in_app_web_view_web_element.dart';
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import 'platform_util.dart';
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import 'package:js/js.dart';
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import 'shims/platform_view_registry.dart' show platformViewRegistry;
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/// Builds an iframe based WebView.
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///
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/// This is used as the default implementation for `WebView` on web.
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class InAppWebViewFlutterPlugin {
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/// Constructs a new instance of [InAppWebViewFlutterPlugin].
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InAppWebViewFlutterPlugin(Registrar registrar) {
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platformViewRegistry.registerViewFactory(
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'com.pichillilorenzo/flutter_inappwebview', (int viewId) {
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var webView =
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InAppWebViewWebElement(viewId: viewId, messenger: registrar);
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WebPlatformManager.webViews.putIfAbsent(viewId, () => webView);
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return webView.iframeContainer;
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});
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}
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static void registerWith(Registrar registrar) {
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WebPlatformInAppWebViewPlatform.registerWith();
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// ignore: unused_local_variable
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final pluginInstance = InAppWebViewFlutterPlugin(registrar);
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// ignore: unused_local_variable
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final platformUtil = PlatformUtil(messenger: registrar);
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// ignore: unused_local_variable
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final headlessManager = HeadlessInAppWebViewManager(messenger: registrar);
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_nativeCommunication = allowInterop(_dartNativeCommunication);
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}
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}
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/// Allows assigning a function to be callable from `window.flutter_inappwebview.nativeCommunication()`
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@JS('flutter_inappwebview.nativeCommunication')
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external set _nativeCommunication(
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Future<dynamic> Function(String method, dynamic viewId, [List? args]) f);
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/// Allows calling the assigned function from Dart as well.
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@JS()
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external Future<dynamic> nativeCommunication(String method, dynamic viewId,
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[List? args]);
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Future<dynamic> _dartNativeCommunication(String method, dynamic viewId,
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[List? args]) async {
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if (WebPlatformManager.webViews.containsKey(viewId)) {
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var webViewHtmlElement =
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WebPlatformManager.webViews[viewId] as InAppWebViewWebElement;
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switch (method) {
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case 'onLoadStart':
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String url = args![0];
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webViewHtmlElement.onLoadStart(url);
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break;
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case 'onLoadStop':
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String url = args![0];
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webViewHtmlElement.onLoadStop(url);
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break;
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case 'onUpdateVisitedHistory':
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String url = args![0];
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webViewHtmlElement.onUpdateVisitedHistory(url);
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break;
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case 'onScrollChanged':
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int x = (args![0] as double).toInt();
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int y = (args[1] as double).toInt();
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webViewHtmlElement.onScrollChanged(x, y);
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break;
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case 'onConsoleMessage':
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String type = args![0];
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String? message = args[1];
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webViewHtmlElement.onConsoleMessage(type, message);
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break;
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case 'onCreateWindow':
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int windowId = args![0];
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String url = args[1] ?? 'about:blank';
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String? target = args[2];
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String? windowFeatures = args[3];
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return await webViewHtmlElement.onCreateWindow(
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windowId, url, target, windowFeatures);
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case 'onWindowFocus':
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webViewHtmlElement.onWindowFocus();
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break;
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case 'onWindowBlur':
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webViewHtmlElement.onWindowBlur();
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break;
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case 'onPrintRequest':
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String? url = args![0];
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webViewHtmlElement.onPrintRequest(url);
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break;
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case 'onEnterFullscreen':
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webViewHtmlElement.onEnterFullscreen();
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break;
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case 'onExitFullscreen':
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webViewHtmlElement.onExitFullscreen();
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break;
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case 'onTitleChanged':
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String? title = args![0];
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webViewHtmlElement.onTitleChanged(title);
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break;
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case 'onZoomScaleChanged':
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double oldScale = args![0];
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double newScale = args[1];
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webViewHtmlElement.onZoomScaleChanged(oldScale, newScale);
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break;
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case 'onInjectedScriptLoaded':
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String id = args![0];
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webViewHtmlElement.onInjectedScriptLoaded(id);
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break;
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case 'onInjectedScriptError':
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String id = args![0];
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webViewHtmlElement.onInjectedScriptError(id);
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break;
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}
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}
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}
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